title: Toxoplasmosis in sheep in northeastern United States.
authors.affiliation: US Department of Agriculture, Food Safety and Inspection Service, Beltsville, MD 20705.
authors.forename: M A
authors.initials: MA
authors.lastname: Malik
authors.forename: D W
authors.initials: DW
authors.lastname: Dreesen
authors.forename: A
authors.initials: A
authors.lastname: de la Cruz
mesh_terms: D000818:Animals; D000913:Antibodies, Protozoan / Q000097:blood*; D001061:Appalachian Region / Q000453:epidemiology; D006114:Great Lakes Region / Q000453:epidemiology; D008873:Mid-Atlantic Region / Q000453:epidemiology; D015995:Prevalence; D012756:Sheep; D012757:Sheep Diseases / Q000453:epidemiology*; D014122:Toxoplasma / Q000276:immunology*; D014124:Toxoplasmosis, Animal / Q000453:epidemiology*
chemical_list: D000913:Antibodies, Protozoan